> Meanwhile I quickly tried to reproduce but didn't succeed so far (>10GBit > between host and guest with vhost=on and 2 guest cores). > However, I finally realized that we are talking about a pretty special host > kernel which I don't have around. I guess this is better dealt with by Red Hat > folks. Specifically, they should know what features that kernel exposes and > what it lacks.
You can also reproduce the bug with Ubuntu 12.04 on the host - it is not red-hat related.